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Cascading behaviors are ubiquitous, from power-grid failures (1) to “flash crashes” in financial markets (2, 3) to the spread of political movements such as the “Arab Spring” (4). The causes of these ...

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Using a new mathematical model to analyze a detailed set of viral load data collected from five infected patients after the administration of a potent inhibitor of HIV-1 protease, it was estimated ...

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The random graph of Erdos and Renyi is one of the oldest and best studied models of a network, and possesses the considerable advantage of being exactly solvable for many of its average properties.

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